This audio is associated with the exercise "Practice Pronouncing -ed" in "Chapter 5: Opinions, Clarifying, and Filtering" in In the Community: An Intermediate Integrated Skills Textbook by NorQuest College.

You can find downloadable versions of all supplementary materials associated with this book in the B.C. Open Collection entry for In the Community.

Here is an archived web page where In the Community was originally hosted by the School of Global Access at Bow Valley College.